Where does “lactulose” come from?

lactulose (English) comes from English cellulose, from French cellulose, from French cellule, from Latin cellula, from Latin -ulus, from Proto-Italic -olos, from Proto-Italic -elos, from Proto-Indo-European -e-lós — Forms agent nouns from verbal roots.

lactulose (English): A synthetic disaccharide C12H22O11 consisting of galactose and fructose units, used as a laxative for chronic constipation and as an acidifier to reduce blood ammonia levels causing neurological symptoms in advanced liver disease. It is used in solution for oral or rectal administration

Definitions

  1. A synthetic disaccharide C12H22O11 consisting of galactose and fructose units, used as a laxative for chronic constipation and as an acidifier to reduce blood ammonia levels causing neurological symptoms in advanced liver disease. It is used in solution for oral or rectal administration

Ancestry of “lactulose”, step by step

StepLanguageWordMeaning
1EnglishcelluloseA complex carbohydrate that forms the main...
2Frenchcellulosecellulose
3Frenchcellulecell; table cell
4Latincellulasmall room, especially that of a slave; humble...
5Latin-ulusUsed to form a diminutive of a noun, indicating...
6Proto-Italic-olos
7Proto-Italic-elosForms desubstantival and deadjectival diminutive nouns
8Proto-Indo-European-e-lós
9Proto-Indo-European-lósForms agent nouns from verbal roots
Every word from Proto-Indo-European -lósEvery word from Latin -ulusEvery word from Latin cellula